OpenTechnical

OT-2026-000035395

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000035395) never changes.

Identity and time

Publication numberOT-2026-000035395 · never reused
Internal UUID01a0ae76-6a20-70ca-9d76-0d9aa0529d39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035395
StatusPUBLIC

Content hashes

Canonical textdaf47773298cd6662201350d7091931a11317c55da7294e302c19cd4ad614adc
Markdown66336f4f80d014ad4e0c11cd1756e188c4aa2bde4582d95b38c0f1875fcb8b6a
PDF
Publication page7743b1b32f7e03c6bcc374695ceb63db916ec8b740d57d0fa8a5e4c00e029df8
Manifestcdbae0f3ce4d670790676a0140fdc73df781d5845e80d6417ad65e4e6d0d4f1c

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
Signature+BDCiynsxv+PtO/uhOmzmUHlpyQOVBqG36ZoHBbf3HcI3YKo5orgM25ktNtc3ox8LiDMh3iyUfgxkwSoA7dICg==
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

2026-09-17T11:28:41.570407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035395
observed 7743b1b32f7e03c6bcc374695ceb63db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.552718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035395/manifest.json
observed cdbae0f3ce4d670790676a0140fdc73d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.533190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035395/publication.md
observed 66336f4f80d014ad4e0c11cd1756e188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.513812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035395/publication.txt
observed daf47773298cd6662201350d7091931a...
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.