OpenTechnical

OT-2026-000056618

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000056618) never changes.

Identity and time

Publication numberOT-2026-000056618 · never reused
Internal UUID01a0ae87-7af5-7020-9e97-7cc486ae1961 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056618
StatusPUBLIC

Content hashes

Canonical text9dc7b96ae624a45878cf159346ae948a4d1d086eced0adbd34bc99bfebe9b390
Markdown75c2780fe0f08b2620d05a6a7b1cf45c6e27b10bc13cad597e83bea4727b7646
PDF
Publication page931c96ee19629557572e427668699322d71c0b9b1f491b94a4d30a5ab08e1b72
Manifest76487e7358294a835f7f66f00ab308e8b3194990537fd097fb4cf6eeb2c66d08

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
SignatureQbWsjcxnVZG/HHLI8QKl3e+RzYOrcpxHeXdW+0e8t3RiP8+anSgAxOqJ+Fr+rT6OiTkDEKTcXjdy/Qn1qYrhCQ==
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

2026-09-17T10:49:58.377815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056618
observed 931c96ee19629557572e427668699322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:58.361267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056618/manifest.json
observed 76487e7358294a835f7f66f00ab308e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:58.344132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056618/publication.md
observed 75c2780fe0f08b2620d05a6a7b1cf45c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:58.327144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056618/publication.txt
observed 9dc7b96ae624a45878cf159346ae948a...
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.