OpenTechnical

OT-2026-000054591

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000054591) never changes.

Identity and time

Publication numberOT-2026-000054591 · never reused
Internal UUID01a0ae86-1283-746c-979b-60e7eb27787f · 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-2026-000054591
StatusPUBLIC

Content hashes

Canonical textc7d0e61012d5f86aa23a7265c894a4db6ca43275b8881961bf0a6112e2184a35
Markdown32ea602411c1b88a57a32f8ecf08038c434b7d679771970659edcdc39343b38c
PDF
Publication pagef8c2f90da32b2091f969bcad7fd323c92598f84cca6ba646de19819e155e09d6
Manifestf62e7838001e8aa672d8b9267d237f1cd0d25c0f4f40a06d438e995124714abe

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
SignatureLz2VgCS3MOsqpVLohhFZ0VJcBiK20pgQZdwEHa0+kKCrQ0KEf0GMVs4FKgKccQxON7/ZvvfZWeAjjzZ4Ifb8Dw==
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

2026-09-17T10:53:38.518536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054591
observed f8c2f90da32b2091f969bcad7fd323c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:38.498699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054591/manifest.json
observed f62e7838001e8aa672d8b9267d237f1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:38.477544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054591/publication.md
observed 32ea602411c1b88a57a32f8ecf08038c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:38.458571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054591/publication.txt
observed c7d0e61012d5f86aa23a7265c894a4db...
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.