OpenTechnical

OT-2026-000101736

Publication integrity record

Foam pad vacuum gripper, four zone face, two 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-2026-000101736) never changes.

Identity and time

Publication numberOT-2026-000101736 · never reused
Internal UUID01a0aea4-0e17-72ff-8523-3ecf4518cce3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101736
StatusPUBLIC

Content hashes

Canonical text788c79b8f691ed7ae14ce7af115b74f56b962bb27c790cf1d7f703575da430b1
Markdowne65f1f50047409de8a53ab7bb5158e8aa6028bb8fc3e5354559aa94b6400355f
PDF
Publication pagee1eda88bc643426351b72204f6ea02448ffdab991a29e67a2c934fb5c7cdd5c7
Manifest2f824ef031ed399ec03cc1d108b0e3e5bd55a9f16d101cc18ce1d0bae53054fd

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
SignaturevFBSUfTnT1Hzxlb8vR4EBR4WqmsrDRKsLgCKmYzoG74nXMoVMdAuft/py0+5qcW7M3d5z6hZk+xKiRaH5MRBCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:56.958482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101736
observed e1eda88bc643426351b72204f6ea0244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.939376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101736/manifest.json
observed 2f824ef031ed399ec03cc1d108b0e3e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.912303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101736/publication.md
observed e65f1f50047409de8a53ab7bb5158e8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.885560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101736/publication.txt
observed 788c79b8f691ed7ae14ce7af115b74f5...
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.