OpenTechnical

OT-2026-000058550

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single 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-2026-000058550) never changes.

Identity and time

Publication numberOT-2026-000058550 · never reused
Internal UUID01a0ae88-f39c-7128-83db-f42c3cb10572 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058550
StatusPUBLIC

Content hashes

Canonical text920bd24a953958409f2a6a068e400150a957b664c3a96c368fb33f9a85106f89
Markdown1fd147b471a617ec7df7083095290a1101b3cadbca2f804fab14d2135c2cb600
PDF
Publication page65058574b59cb8b793d9692484f05648d435eaf2676750d2f6c5492da4cbecb1
Manifest6141e6b833acc22ac0945c1aebf0d90dca25f8c61bee89e1dc16df9d6e5940f5

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
Signaturez4KlL8dh17EYtE/tr2epsvQuWEsJSGrn6AhR+eiIuywsgFbaGUkTngtrcWeK+cvlZx/h88w4orfL2Qu33KQ/Dg==
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

2026-09-17T10:47:01.734443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058550
observed 65058574b59cb8b793d9692484f05648...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:01.714197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058550/manifest.json
observed 6141e6b833acc22ac0945c1aebf0d90d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:01.692727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058550/publication.md
observed 1fd147b471a617ec7df7083095290a11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:01.673405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058550/publication.txt
observed 920bd24a953958409f2a6a068e400150...
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.