OpenTechnical

OT-2026-000010491

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000010491) never changes.

Identity and time

Publication numberOT-2026-000010491 · never reused
Internal UUID01a0ae6c-0ee7-708d-94fe-e06494a3b144 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010491
StatusPUBLIC

Content hashes

Canonical textd2aba3fe145113c953c167fd3659d4a4da527bdf49d1dd2992461f1b9cde6851
Markdown5eac0580d608442af686ff28a2604a6ef55e13265ec2e935a1867f3e40385167
PDF
Publication page255688a9b26fe66a2d2186f841bfe9d322ef48622aeb49c791bcc7d057cbe71c
Manifest81bef3a6b4fe93d0edb49a8ca01bf9cb1245008bbbaac9b73318834bbe02d5f3

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
Signaturemapz1rHxA5VglJ60dRCDowRtSIzdpBuisIaEIoBTAEhdiCqUF0jEHv3BoSrUxt/kdURqJgmrtRflpwEF686MBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:38.453223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010491
observed 255688a9b26fe66a2d2186f841bfe9d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:38.435121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010491/manifest.json
observed 81bef3a6b4fe93d0edb49a8ca01bf9cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:38.417246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010491/publication.md
observed 5eac0580d608442af686ff28a2604a6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:38.397966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010491/publication.txt
observed d2aba3fe145113c953c167fd3659d4a4...
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.