OpenTechnical

OT-2026-000079611

Publication integrity record

Foam pad vacuum gripper, two zone face, plant vacuum fed, sustained 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-2026-000079611) never changes.

Identity and time

Publication numberOT-2026-000079611 · never reused
Internal UUID01a0ae96-0b92-7e1e-9158-931106c65784 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079611
StatusPUBLIC

Content hashes

Canonical textd09498a5e18d2d77d33f543bf74e924817684d1d959a90c3bcf229676ec0a4c6
Markdown94cb3d179de06cbc519ac65ffe1e462de280a916a4238f050a860180fdd62b4d
PDF
Publication pagea57664328e991294331d303fd2ef32d278bb81d3cfea4389085caf36956ed3f6
Manifest23694ce8488fad36538e5bd921b70d5293ca177c2154dcc81c1d1bc870705fde

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
SignatureHcLzXIkPtPFUpDixoVXQyUzttKbALPdYL2qLG5DaTslX9fDgge8L8ekZDBhHeSm39FtMygTrh1dNfxYpytWzDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:08.755278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079611
observed a57664328e991294331d303fd2ef32d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:08.737270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079611/manifest.json
observed 23694ce8488fad36538e5bd921b70d52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:08.718901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079611/publication.md
observed 94cb3d179de06cbc519ac65ffe1e462d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:08.694641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079611/publication.txt
observed d09498a5e18d2d77d33f543bf74e9248...
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.