OpenTechnical

OT-2026-000055162

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000055162) never changes.

Identity and time

Publication numberOT-2026-000055162 · never reused
Internal UUID01a0ae86-5e82-7e7c-ba81-d0f8dff8f84f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055162
StatusPUBLIC

Content hashes

Canonical text8212c9376548a24981c4393b1aaba250870dd47ac2c0f4fee2170f2b8fda36ec
Markdownd5eaa56f036213bf288a1d2e43d47286c02997d78ec75347c8df17c55764a403
PDF
Publication pagef04a5394b878e3b4cb440e38a518eddfa7030ca561c6beb1915de44d7261b713
Manifest767936a4a6b26730fe2945207a3ded3ad01f0234d02f746c8f1a462fb3b4e11e

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
SignaturecFhbGaG+vuRQrMjkhKk9add6742Syc33uzSmaCM7ZB3np2n4AynH4cN97hhoJPjPMLNKtMK6OoOayBTCwn11CQ==
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

2026-09-17T10:53:20.857134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055162
observed f04a5394b878e3b4cb440e38a518eddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:20.840779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055162/manifest.json
observed 767936a4a6b26730fe2945207a3ded3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:20.824299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055162/publication.md
observed d5eaa56f036213bf288a1d2e43d47286...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:20.805762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055162/publication.txt
observed 8212c9376548a24981c4393b1aaba250...
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.