OpenTechnical

OT-2026-000079487

Publication integrity record

Foam pad vacuum gripper, three zone face, single stage ejector, sustained blow-off before 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-2026-000079487) never changes.

Identity and time

Publication numberOT-2026-000079487 · never reused
Internal UUID01a0ae96-0b91-78f1-8d28-748fffb07762 · 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-2026-000079487
StatusPUBLIC

Content hashes

Canonical text814337183211397ebd10f10daf2e243cbe9dd227e3fb490b9cf1c14e53aa28b8
Markdown3dba4a90d9865c344666f7ef28b61340f84631442931a3a32e62a67c26015072
PDF
Publication page016814b50c5bf6f408ce7c5587e10710bb767c5b20fae551e891df2db44f6461
Manifest6f9419f2ff0baf7f858d7040749d1dea9a2134d31b36533e18073902f405661c

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
SignatureWchBZdy3VDDykWA8W00EOR6hMFAQLjni2VWW2dI4nEunrLUuYTX5pce05JZV+ktpuKS3xszmUubpxhDtXx57BA==
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

2026-09-17T10:05:06.654612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079487
observed 016814b50c5bf6f408ce7c5587e10710...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:06.636821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079487/manifest.json
observed 6f9419f2ff0baf7f858d7040749d1dea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:06.618812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079487/publication.md
observed 3dba4a90d9865c344666f7ef28b61340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:06.600309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079487/publication.txt
observed 814337183211397ebd10f10daf2e243c...
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.