OpenTechnical

OT-2026-000058957

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000058957) never changes.

Identity and time

Publication numberOT-2026-000058957 · never reused
Internal UUID01a0ae89-47a0-7a4c-96fd-f623012dca30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058957
StatusPUBLIC

Content hashes

Canonical text17ae9cf744351b4659f2957785759f7cad947f5165376a536f74090dbdb70e98
Markdown58cf47eaff781e6659b76e18a1a864be53754d8b221cbedd059f814497474e07
PDF
Publication pagec64457982d80065a1bb919823283dc6a38a72e49cbf3bd96835707b0ef3fe8bf
Manifest7fde8112dd937a1f40cc64735c673a7fcdb5d2fedf42dc3ee5afe12ade0c6d8e

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
Signatured0d/TO5IdygVTBI7ytmBVdnbadhUV8Cv0B9T+hdCwwYs+mltP2MMhxZF/uqEr2qzlpFeFShRaMbK07B6yVSYBw==
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...

Independent retrieval

2026-09-17T10:46:32.082037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058957
observed c64457982d80065a1bb919823283dc6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:32.064849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058957/manifest.json
observed 7fde8112dd937a1f40cc64735c673a7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:32.047557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058957/publication.md
observed 58cf47eaff781e6659b76e18a1a864be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:32.029241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058957/publication.txt
observed 17ae9cf744351b4659f2957785759f7c...
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.