OpenTechnical

OT-2026-000082465

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000082465) never changes.

Identity and time

Publication numberOT-2026-000082465 · never reused
Internal UUID01a0ae97-4d97-78ac-9ea4-1befb6a750da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082465
StatusPUBLIC

Content hashes

Canonical text15835088c38b3d2b5385a9dc71eb355bc9a3a597d5b47ff49724aeea96bd8ddd
Markdown45f283e2f7f40ffea50a1660e6c84c83b294fd26ce0a68031a403771cff6fbb2
PDF
Publication page279d28809836b9b4c1203094cc191d1ca7316eea472261a8ec6a0ce1a71f29c1
Manifest583de7ecffc2b63aa5e24ebda5dc87cffd01354340fb5e711414c5bd1f86ed6a

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
SignatureHBSaYuRipvfemYcWssKdrgOmadhKYEhswWZGT99WPMD+Uhh6G0y/dGKIvDGTaCHYILc09OLDKmocMfuIBNl0Cw==
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

2026-09-17T09:59:28.063724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082465
observed 279d28809836b9b4c1203094cc191d1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.046600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082465/manifest.json
observed 583de7ecffc2b63aa5e24ebda5dc87cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.027637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082465/publication.md
observed 45f283e2f7f40ffea50a1660e6c84c83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.010316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082465/publication.txt
observed 15835088c38b3d2b5385a9dc71eb355b...
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.