OpenTechnical

OT-2026-000085813

Publication integrity record

Foam pad vacuum gripper, four zone face, three 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-2026-000085813) never changes.

Identity and time

Publication numberOT-2026-000085813 · never reused
Internal UUID01a0ae99-e829-7f64-9e60-9950bb76e0a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085813
StatusPUBLIC

Content hashes

Canonical textc74253b24996c97caf2abdbf5b2b485d5d72976ce1d53c899a84786ec55adbf1
Markdownbc36977c61f06887a22fe785d2d2db4f5182c1ad13347001804f78ca74e7c4f2
PDF
Publication page02c9bb72d0ac010b5e68e48f26a0e5871aac614ebc50400e663817aef34a19f6
Manifestd343f5e2b84cbc26b6f926252dcfc77ff8ff2b4830b13b6b8e6a8e14c1e44284

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
SignatureQlTcQI4JgCPUSamUoNF6w2SXC3L/Ft7iAzZos4xElF/c3+0uWJgw1/foJl/D+5/yV5D/x8FY2Ml/lByq/YjdCQ==
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

2026-09-17T09:52:43.942416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085813
observed 02c9bb72d0ac010b5e68e48f26a0e587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:43.925100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085813/manifest.json
observed d343f5e2b84cbc26b6f926252dcfc77f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:43.908166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085813/publication.md
observed bc36977c61f06887a22fe785d2d2db4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:43.890351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085813/publication.txt
observed c74253b24996c97caf2abdbf5b2b485d...
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.