OpenTechnical

OT-2026-000057382

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057382) never changes.

Identity and time

Publication numberOT-2026-000057382 · never reused
Internal UUID01a0ae87-d5bd-71c5-9aee-6a313c60744b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057382
StatusPUBLIC

Content hashes

Canonical text270bd6a12bfb5ced55d4f6f2f064438cabc688ce266bcd61fb9dc6b93c289f0f
Markdownec90f31b5aadb1ad74f8731563782d3a8d434f47bae1b394bdf5c804276e2cf6
PDF
Publication page368943ee1110c0f0a1b0a89b4b4301842420dd8f1e6c0ec9763468e091e01931
Manifest7b30aa6c2f834e8d4be43df5eb39874c740d704d89fcf3b7013a27afbdfd9c88

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature8tQMSSvkFWUGRggKn8h2LZOf/gHcXe/LupfelqYnxVLQY7wSUEXp6gcFCmNzEhowB7WtgS+q7Ts0VmjL1pd+AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:30.776920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057382
observed 368943ee1110c0f0a1b0a89b4b430184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.760271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057382/manifest.json
observed 7b30aa6c2f834e8d4be43df5eb39874c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.744134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057382/publication.md
observed ec90f31b5aadb1ad74f8731563782d3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.726114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057382/publication.txt
observed 270bd6a12bfb5ced55d4f6f2f064438c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.908318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057382
observed 368943ee1110c0f0a1b0a89b4b430184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.891300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057382/manifest.json
observed 7b30aa6c2f834e8d4be43df5eb39874c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.873135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057382/publication.md
observed ec90f31b5aadb1ad74f8731563782d3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.856148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057382/publication.txt
observed 270bd6a12bfb5ced55d4f6f2f064438c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.