OpenTechnical

OT-2026-000079040

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, vented after 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-2026-000079040) never changes.

Identity and time

Publication numberOT-2026-000079040 · never reused
Internal UUID01a0ae95-ccbf-7f6c-8755-1315ab85f49c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079040
StatusPUBLIC

Content hashes

Canonical text6c38ea7afdc35d389963d33b7c37f306069209e76ee724fc69e0622a7a83ed72
Markdown94116d7f29e196f744bb915b8061a29bdb6bf6e656e81efed45121cda0a2e5ec
PDF
Publication pageb95a59188d4a55e13f83581be9aa37e94c5f66051d22ed626ef753cf924d8de5
Manifestfd131271f49efa720943dd0d666de13c1d79d4720d43fd3e0c54f40f4e94c56f

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
SignatureIFBL6gMfq/4vuLkHkfFJHE7/8BgZ+mgcWydqWJtyAQthdQhig4l+i/W+aOsuLnJyDLX7NuOmr+ZsqwOJKY2fDg==
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

2026-09-17T10:05:24.305111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079040
observed b95a59188d4a55e13f83581be9aa37e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.287444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079040/manifest.json
observed fd131271f49efa720943dd0d666de13c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.268542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079040/publication.md
observed 94116d7f29e196f744bb915b8061a29b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.251039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079040/publication.txt
observed 6c38ea7afdc35d389963d33b7c37f306...
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.