OpenTechnical

OT-2026-000062714

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000062714) never changes.

Identity and time

Publication numberOT-2026-000062714 · never reused
Internal UUID01a0ae8c-6389-7e8e-8521-11185990ecca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062714
StatusPUBLIC

Content hashes

Canonical text43ff12a0ad650341e5d0cb85416f03e0da86363b488681ae550955b0b030b309
Markdownd751fc3ec25a1a6e352c74d5697c5703725fdb47d000b3636908ffa386e33724
PDF
Publication page38ce1b625f1552f4909ca6f383d61ea444d858f71b1667b2249a94ffc30b89df
Manifest68b847f031fc5546e412ecb0b8f2b6f654d813da3b5dcd03730dd2f8b88e5757

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
Signature+tE1pAYxJwFKq+M/M+2PdmwaiT9UAv5fNdqi5lvZ7NKObx0O07j9UXOR+biIHa2U2UMb/u7zI+/UEoYanvNkAw==
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

2026-09-17T10:39:16.909179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062714
observed 38ce1b625f1552f4909ca6f383d61ea4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.891412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062714/manifest.json
observed 68b847f031fc5546e412ecb0b8f2b6f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.872975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062714/publication.md
observed d751fc3ec25a1a6e352c74d5697c5703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.854796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062714/publication.txt
observed 43ff12a0ad650341e5d0cb85416f03e0...
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.