OpenTechnical

OT-2026-000053957

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three 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-2026-000053957) never changes.

Identity and time

Publication numberOT-2026-000053957 · never reused
Internal UUID01a0ae85-b3a6-7adc-b6ff-53e1652afc0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053957
StatusPUBLIC

Content hashes

Canonical text7b734a4457d901c4c882d8ee677f878cb565200701eaaca10296dad1d80577ae
Markdown9f5d71002351ace8b2b87b9288dbe13ef1500016f6908e0c1120ca389a69098b
PDF
Publication page0118e803390dc792ca0d75c0717a0b5437ab57bfad73c9a50073702114b65801
Manifestd5c9009a1b6e1f31f1400b8bb006f3f462a10b0e782c994233ac34a04e5e3c0b

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
SignatureS2fRpbpxoJO8J4A8TO1bnahzJf6lsOtDGx62T78SPNGoeJEqk+gQLC3x21pJBsJ7ehx9bgZ7/E4gsqW6xpd+Aw==
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

2026-09-17T10:54:13.037360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053957
observed 0118e803390dc792ca0d75c0717a0b54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:13.014572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053957/manifest.json
observed d5c9009a1b6e1f31f1400b8bb006f3f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.965786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053957/publication.md
observed 9f5d71002351ace8b2b87b9288dbe13e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:12.932874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053957/publication.txt
observed 7b734a4457d901c4c882d8ee677f878c...
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.