OpenTechnical

OT-2026-000054852

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000054852) never changes.

Identity and time

Publication numberOT-2026-000054852 · never reused
Internal UUID01a0ae86-1285-7499-ab61-774de6cf67f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054852
StatusPUBLIC

Content hashes

Canonical textab11372f8f400120031bdfa09a8cfb2daee98c94a96e4749784fd805d8b389a2
Markdown5333085af9386b46ca30579f6344f24413bc925cb353294ebf5696192c65905e
PDF
Publication pagea7aeab635b8122205543bd44ba32aff046056a3c463c8c48828bcabe99a273d8
Manifest43e246b4a6b56ce3f6e9fb770467849a4581c104b2f989626e0cc9478f3fc77a

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
SignaturebxcrRFvIk0X3U2WIJCMYdjosp5T1p/8vnERBKOheu6US58HuWC4dWPvYJJlucbBMOMMiONK8BgVGOitect8YBw==
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

2026-09-17T10:54:04.130487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054852
observed a7aeab635b8122205543bd44ba32aff0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:04.110997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054852/manifest.json
observed 43e246b4a6b56ce3f6e9fb770467849a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:04.092713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054852/publication.md
observed 5333085af9386b46ca30579f6344f244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:04.072980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054852/publication.txt
observed ab11372f8f400120031bdfa09a8cfb2d...
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.